Valve Train

Pushrod, Spring, Retainer and Lifter Kit for GM LSInstallation Instructions

Pushrod, Spring and Retainer Kit for GM LSInstallation Instructions

Our thrust plate kit for GM LS engines features a bronze plate complete with o-rings and 4 bolts for a complete installation.Installation InstructionsInstallation InstructionsC.A.R.B. E.O. NumberN/AC.A.R.B. Exempt for California Certified Vehicles...

The best possible drop-in cam for a budget 5.3L Drift / Road Race / Drag build with Spintron-proven 7500 RPM+ stability. It is a good idea to replace the timing chain.Installation InstructionsInstallation InstructionsAdvertised Exhaust...

Perfect choice for upgraded 5.3L engines, larger displacement, or lager blower applications - 7400 RPM stability with packageAdvertised Exhaust Duration302Advertised Intake Duration291ApplicationsFits all 3-Bolt GM LS engines, but designed to perform...

Perfect choice for 5.3L "cam only" and mildly modified blower engines. Low Shock profiles allow 7200 RPM stability with packageAdvertised Exhaust Duration294Advertised Intake Duration283ApplicationsFits all 3-Bolt GM LS engines, but designed to perform...

First 50-state legal grind for the GM Gen III LS1/LS3 three-bolt family of engines. Drop-in with stock components and tune can produce 30 to 90 HP increase in peakInstallation InstructionsInstallation InstructionsAdvertised Exhaust Duration270Advertised...

Pushrod Seat Removal ToolInstallation Instructions

Designed to work with our LS6+ Beehive Valve Springs, this spring seat and seal kit includes 8 seats/seals for the intake valves and 8 seats/seals for the exhaust valves.Installation InstructionsInstallation InstructionsApplications5.3/6.0 L GM LS...

Hardened and black oxide coated for durability, this flat one-piece guide plate is designed for Pontiac 350-455 and AMC 290-401 engines with 7/16" studs and 5/16" pushrods.Installation InstructionsInstallation InstructionsThis Part...

This adjusting nut replaces the adjusting nut that comes with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.Installation InstructionsInstallation InstructionsC.A.R.B. E.O. NumberN/AC.A.R.B. Exempt for California Certified...

Works best in modified applications, taking full advantage of increased airflow and RPM.Installation InstructionsAdvertised Exhaust Duration273Advertised Intake Duration251Applications2003-2010 Ford 6.0/6.4L PowerstrokeAssembly Lubricant IncludedNoBasic...

No Springs Required. This is the perfect camshaft for most performance engine builds, taking full advantage of additional boost and more aggressive tunes allowed on modified engines.Installation InstructionsAdvertised Exhaust Duration274Advertised...

No Springs Required and works even with factory tune! This is the grind that should have come from the factory for the 6.0L and 6.4L PowerStroke Fords. Instant response and performance gains across the board.Installation InstructionsAdvertised Exhaust...

This Performance Series solid lifter features a precision-ground crown radius and surface finish, perfect for high-end street and race engines with higher spring pressures. For Chrysler 273-360, 383-440 and 426 HEMI.Installation InstructionsInstallation...